Liposarcoma is the most common malignant soft tissue tumor in adults. Extremities and retroperitoneum are sites of involvement liposarcoma. gastrointestinal tract rare colon an extremely uncommon site. Mesenchymal tumors bowel mainly represented by stromal (GIST). A sixty-one-year-old male patient presented with abdominal pain distension. Contrast-enhanced computerized tomography (CECT) showed ...

Gastrointestinal stromal tumor (GIST) is a rare cancer of the gastrointestinal tract, it occurred about 0.1-3.0% all neoplasms. Accounted 10% small-bowel tumors, and 10-15% sarcomas. Liver common hematogenous spread in GIST. However, metastasis to lymph nodes consider extremely routine node dissection for GIST was not recommended. Hence, we reported case series that metastasize along our experi...

In this case series we present the cases of two patients at a metastatic stage stomach gastrointestinal stromal tumor, who received treatment with imatinib. After period disease stability showed signs resistance to first-line therapy and despite promising switch sunitinib, developed life-threatening complications. Salvage surgeries were performed, aimed preserving life simultaneously reducing t...

Gastrointestinal stromal tumors (GISTs) compose the largest category of well-recognized nonepithelial neoplasms of the gastrointestinal tract (GI). GISTs of the gallbladder are extremely rare tumors. Only four malignant, two benign and one GIST-like tumor of the gall bladder have ever been described. The four malignant GISTs were all positive for CD 117 antigen (c-kit). We present for the first...

Schwannoma is a benign, neurogenic, slow-growing neoplasia, originated from Schwann cells, which are responsible by the myeline sheath on the peripheral nerves. This type of tumor is found more frequently on the central and peripheral nervous system and rarely occurs on the gastrointestinal tract1,2,4,5,6,8,10. Along with leiomyoma, leiomyossarcoma, gastrointestinal stromal tumor (GIST) and oth...

Gastrointestinal Stromal Tumors (GIST) are the common mesenchymal tumors of gastrointestinal tract. They can display benign and malignant clinical behavior. The most common metastasis sites of malignant stromal tumor are liver, peritoneum, lung and bones. Metastasis to breast is extremely rare. Here, we present a case of GIST with liver, bone, lymph node and breast metastasis by reviewing the l...

Gastrointestinal stromal tumor (GIST) is a rare stromal neoplasm, which represents the most common mesenchymal tumor of the gastrointestinal tract. It is characterized by indolent clinical symptoms, although it can present as a life-threatening emergency. Herein, we present two cases of primary small bowel GIST treated at our department. A 68-year-old female patient presented to our emergency d...

We herein report our experience of performing laparoscopic and endoscopic cooperative surgery for a gastrointestinal stromal tumor with complete situs inversus. A 78-year-old man was referred to our department for treatment of a gastric submucosal tumor. Based on chest X-ray and computed tomography (CT) findings, complete situs inversus was also diagnosed. Upper gastrointestinal endoscopy and i...

BACKGROUND At the time of diagnosis, giant gastric gastrointestinal stromal tumors are sometimes associated with severe peritoneal dissemination. Unresectable gastrointestinal stromal tumors are considered a systemic disease; therefore, imatinib therapy is currently the primary treatment option in these cases. CASE PRESENTATION A 49-year-old Japanese woman was referred to our hospital with sy...

Gastrointestinal neurofibroma usually develops as diffuse gastrointestinal involvement in neurofibromatosis type 1 patients. Only 4 cases of sporadic colonic neurofibroma in a patient without neurofibromatosis type 1 have been reported in the English literature. A 26-year-old female patient underwent colonoscopy, and a 4-cm-sized polypoid mass was identified in the sigmoid colon. Wedge resectio...